package com.shf;

public class Demo28 {
  public static void main(String[] args) {
    int[][] yangHui = new int[10][];
    for (int i = 0; i < yangHui.length; i++) {
      yangHui[i]=new int[i+1];
      yangHui[i][0]=yangHui[i][i]=1;
      for (int j = 1; j < yangHui[i].length-1; j++) {
        yangHui[i][j]=yangHui[i-1][j-1]+yangHui[i-1][j];
      }
    }

    for (int i = 0; i < yangHui.length; i++) {
      for (int j = 0; j < yangHui[i].length; j++) {
        System.out.print(yangHui[i][j]+"\t");
      }
      System.out.println();
    }
  }
}
